Yes, form colonies in soft agar
Yes, the cells are tumorigenic in nude mice

Comments:

Like OV-90 (ATCC CRL-11732), the OV-21G (ATCC CRL-11730) cell line exhibits a deletion at chromosome 3p24.
The TOV-112D (ATCC CRL-11731) cell line does not exhibit a deletion at chromosome 3p24.
For more information, please contact Cobioer (4008-750-250).